package com.lyx.Exercise;

import com.lyx.Exercise.Comparator.StuScoreComparator;
import com.lyx.Exercise.entity.Stu;

import java.io.UnsupportedEncodingException;
import java.util.*;
import java.util.Set;

public class StuScore {

    public static void main(String[] args) {

        List<Stu> stuList = new ArrayList<>();
        Map<String,Stu> stuMap = new HashMap<>();
        for (int i = 20070301;i<=20070330;i++){
            Stu stu = new Stu();
            stu.setNo(i);
            stu.setName(getChineseName());
            getGender(stu);
            stu.setScore(60+(int)(Math.random()*41));
            stuMap.put("stu"+i,stu);
            //stuList.add(stu);
        }
        sortMapByValue(stuMap);
//        Set<String> stuKeySet= stuMap.keySet();
//        Iterator<String> iterator= stuKeySet.iterator();
//        while (iterator.hasNext()){
//            String stukey= iterator.next();
//            System.out.println(stuMap.get(stukey));
//        }


        //StuScoreComparator stuScoreComparator = new StuScoreComparator();
//        Collections.sort(stuList,new StuScoreComparator());
//        for (Stu student : stuList){
//            System.out.println(student.getNo() + " " + student.getName() + " " + student.getGender() +" " + student.getScore());
//        }
    }

    public static void sortMapByValue(Map<String,Stu> map){
        if(map == null || map.isEmpty()){
            return;
        }

        Map<String,Stu> linkMap = new LinkedHashMap<>();
        List<Map.Entry<String,Stu>> entryList = new LinkedList<>(map.entrySet());
        Collections.sort(entryList,new MapValueComparator());
        for (Map.Entry<String,Stu> entry : entryList){
            linkMap.put(entry.getKey(),entry.getValue());
        }
        for (Map.Entry<String,Stu> sortEntry : linkMap.entrySet()){
            Stu stu= sortEntry.getValue();
            System.out.println(stu.getNo() + " "+stu.getName() + "  "+stu.getGender() + " "+ stu.getScore());
        }

    }

    static class MapValueComparator implements Comparator<Map.Entry<String,Stu>>{

        @Override
        public int compare(Map.Entry<String, Stu> o1, Map.Entry<String, Stu> o2) {
            return o2.getValue().getScore().compareTo(o1.getValue().getScore());
        }
    }

    public static void getGender(Stu student){

        double a = Math.random();
        if(a > 0.5) {
            student.setGender("男");
        }else {
            student.setGender("女");
        }

    }

    //随机姓名
    public static String getChineseName() {
        String str = null;
        String name = null;
        int highPos, lowPos;
        Random random = new Random();
        //区码，0xA0打头，从第16区开始，即0xB0=11*16=176,16~55一级汉字，56~87二级汉字
        highPos = (176 + Math.abs(random.nextInt(72)));
        random=new Random();
        //位码，0xA0打头，范围第1~94列
        lowPos = 161 + Math.abs(random.nextInt(94));

        byte[] bArr = new byte[2];
        bArr[0] = (new Integer(highPos)).byteValue();
        bArr[1] = (new Integer(lowPos)).byteValue();
        try {
            //区位码组合成汉字
            str = new String(bArr, "GB2312");
            int index=random.nextInt(Surname.length-1);
            //获得一个随机的姓氏
            name = Surname[index] +str;

        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return name;
    }

    //百家姓
    private static final String[] Surname= {"赵","钱","孙","李","周","吴","郑","王","冯","陈","褚","卫","蒋","沈","韩","杨","朱","秦","尤","许",
            "何","吕","施","张","孔","曹","严","华","金","魏","陶","姜","戚","谢","邹","喻","柏","水","窦","章","云","苏","潘","葛","奚","范","彭","郎",
            "鲁","韦","昌","马","苗","凤","花","方","俞","任","袁","柳","酆","鲍","史","唐","费","廉","岑","薛","雷","贺","倪","汤","滕","殷",
            "罗","毕","郝","邬","安","常","乐","于","时","傅","皮","卞","齐","康","伍","余","元","卜","顾","孟","平","黄","和",
            "穆","萧","尹","姚","邵","湛","汪","祁","毛","禹","狄","米","贝","明","臧","计","伏","成","戴","谈","宋","茅","庞","熊","纪","舒",
            "屈","项","祝","董","梁","杜","阮","蓝","闵","席","季","麻","强","贾","路","娄","危","江","童","颜","郭","梅","盛","林","刁","钟",
            "徐","邱","骆","高","夏","蔡","田","樊","胡","凌","霍","虞","万","支","柯","昝","管","卢","莫","经","房","裘","缪","干","解","应",
            "宗","丁","宣","贲","邓","郁","单","杭","洪","包","诸","左","石","崔","吉","钮","龚","程","嵇","邢","滑","裴","陆","荣","翁","荀",
            "羊","于","惠","甄","曲","家","封","芮","羿","储","靳","汲","邴","糜","松","井","段","富","巫","乌","焦","巴","弓","牧","隗","山",
            "谷","车","侯","宓","蓬","全","郗","班","仰","秋","仲","伊","宫","宁","仇","栾","暴","甘","钭","厉","戎","祖","武","符","刘","景",
            "詹","束","龙","叶","幸","司","韶","郜","黎","蓟","溥","印","宿","白","怀","蒲","邰","从","鄂","索","咸","籍","赖","卓","蔺","屠",
            "蒙","池","乔","阴","郁","胥","能","苍","双","闻","莘","党","翟","谭","贡","劳","逄","姬","申","扶","堵","冉","宰","郦","雍","却",
            "璩","桑","桂","濮","牛","寿","通","边","扈","燕","冀","浦","尚","农","温","别","庄","晏","柴","瞿","阎","充","慕","连","茹","习",
            "宦","艾","鱼","容","向","古","易","慎","戈","廖","庾","终","暨","居","衡","步","都","耿","满","弘","匡","国","文","寇","广","禄",
            "阙","东","欧","殳","沃","利","蔚","越","夔","隆","师","巩","厍","聂","晁","勾","敖","融","冷","訾","辛","阚","那","简","饶","空",
            "曾","毋","沙","乜","养","鞠","须","丰","巢","关","蒯","相","查","后","荆","红","游","郏","竺","权","逯","盖","益","桓","公","仉",
            "督","岳","帅","缑","亢","况","郈","有","琴","归","海","晋","楚","闫","法","汝","鄢","涂","钦","商","牟","佘","佴","伯","赏","墨",
            "哈","谯","篁","年","爱","阳","佟","言","福","南","火","铁","迟","漆","官","冼","真","展","繁","檀","祭","密","敬","揭","舜","楼",
            "疏","冒","浑","挚","胶","随","高","皋","原","种","练","弥","仓","眭","蹇","覃","阿","门","恽","来","綦","召","仪","风","介","巨",
            "木","京","狐","郇","虎","枚","抗","达","杞","苌","折","麦","庆","过","竹","端","鲜","皇","亓","老","是","秘","畅","邝","还","宾",
            "闾","辜","纵","侴","万俟","司马","上官","欧阳","夏侯","诸葛","闻人","东方","赫连","皇甫","羊舌","尉迟","公羊","澹台","公冶","宗正",
            "濮阳","淳于","单于","太叔","申屠","公孙","仲孙","轩辕","令狐","钟离","宇文","长孙","慕容","鲜于","闾丘","司徒","司空","兀官","司寇",
            "南门","呼延","子车","颛孙","端木","巫马","公西","漆雕","车正","壤驷","公良","拓跋","夹谷","宰父","谷梁","段干","百里","东郭","微生",
            "梁丘","左丘","东门","西门","南宫","第五","公仪","公乘","太史","仲长","叔孙","屈突","尔朱","东乡","相里","胡母","司城","张廖","雍门",
            "毋丘","贺兰","綦毋","屋庐","独孤","南郭","北宫","王孙"};
}
